Specifications

9033691-01 VH-2402-L3 Management Guide 165
224.0.0.8
ST Hosts
224.0.0.9
All RIP2 Routers
224.0.0.10
All IGRP Routers
224.0.0.11
Mobile Agents
224.0.0.12
DHCP Servers and Relay Agents
224.0.0.13
All PIM Routers
224.0.0.14
RSVP Encapsulation
224.0.0.15
All CBT Routers
224.0.0.16
Designated Sbm
224.0.0.17
All Sbms
224.0.0.18
VRRP
224.0.0.19
through
224.0.0.225
Unassigned
224.0.0.21
DVMRP on MOSPF
Table 2-10. Reserved Multicast Address Assignment
Internet Group Management Protocol (IGMP)
End users that want to receive multicast packets must be
able to inform nearby routers that they want to become a
multicast group member of the group these packets are
being sent to. The Internet Group Management Protocol
(IGMP) is used by multicast routers to maintain multicast
group membership. IGMP is also used to coordinate
between multiple multicast routers that may be present on a
network by electing one of the multicast routers as the